The following skills and attributes are preferred for the INDEPENDENT CONTRACTOR Collision Center Auditor : Experience in the collision center and/or mechanical service center industry; collision center management; independent insurance appraisals; or a working knowledge of automotive collision, parts, and service operations. DEKRA is one of the world's leading testing, inspection, and certification (TIC) companies offering innovative professional services in the fields of vehicle inspection, automotive expertise, expert appraisals, industrial product testing & certification, management system certifications, leadership consulting, and much more.